Kurukshetra University 2008 B.C.A Computer Application Operating System Organization and Unix - Question Paper
BCA 302
Operating System Organization and Unix
Time : 3 Hours Maximum Marks : 100
Note: Attempt any five questions. All questions carry equal marks.
1. What is an Operating system ? Which types of operating system are available ? Also explain how an operating system act as resourse manager. [Marks : 20]
2. Explain what is a process, thread and multi-threading. Which are various states of a process? Also explain the process scheduling.
[Marks : 20]
3. Explain the memory management for multi-user operating systems.
[Marks : 20]
4. What is Virtual memory? What is page replacement? Also explain various page replacement algorithms. [Marks : 20]
5. What is I/O buffering? Which are disk scheduling policies? Explain.
[Marks : 20]
6. Explain which operations can be implemented on a File, also explain various types of files along with their functions. [Marks : 20]
7. What is Deadlock state ? Which are conditions for a deadlock ? Explain the various methods for handling deadlocks. [Marks : 20]
8. What is meant of Security in operating system ? Which are available approaches to maintain security ? [Marks : 20]
9. Explain the difference between :
(a) Network and Distributed operating systems. [Marks : 10]
(b) Real time and Time sharing operating systems. [Marks : 10]
Earning: Approval pending. |